Math, asked by iammanash1234, 6 months ago

(cosec A + cot A)(cosec A - cot A)
=[1 - cosec A+ cot A]

HOW COSEC A + COT A BECOMES 1

Answers

Answered by ksp7883

1

Step-by-step explanation:

cosec^2A +cot AcosecA-cotAcosecA-cot^2 A

=cosec^2 A-cot^2A

=(1/sinA)^2-(cosA/sinA)^2

(1/sinA+cosA/sinA)(1/sinA-cosA/sinA)

{(1+cosA)(1-cosA)}/sin^2A=1

Previous Question

Next Question

Similar questions

Math, 3 months ago

find..... I will mark u as Brainliest...

Computer Science, 3 months ago

what is meaning of period...

English, 3 months ago

Narration Interogative sentences 1) I said to the boy," what are you doing here?" 2) Socrates said, " what is this strange outcry?" 3) I said to the man, " who are you ?" 4) Jadu said to Rina, "how are you?" 5) He said to me,"Do you like coffee ?"...

Math, 6 months ago

2 root 5– root 2 upon 2 root 5+root 2 rationalise the denominator...

Chemistry, 6 months ago

can we take mole fraction as mole?

Math, 9 months ago

55. What is the common name of "IKWH' of power electrical.

Math, 9 months ago

Atul wants to help a needy lady and so he sends whatsapp message to five of his friends with the request to forward the same message to five more friends. Assuming that the chain is not broken and the lady receives 10 paise on each post of the message, find the toal amount of money the lady receives after the 7th round of messages are posted.

Math, 9 months ago

add the following polynomials and find the degree of resultant polynomials f(x)= 16x^4_5x^2+9, g(x)=_6x3+7x_15...